{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["members", "country of birth", "alternate names", "state or provinces of residence"], "input": "Tranz Metro  part of  KiwiRail  is the operator of Metlink suburban trains owned by the Greater Wellington Regional Council in the Wellington Region of New Zealand ."}
{"members": [], "country of birth": [], "alternate names": [], "state or provinces of residence": []}